UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+qMuFKAfwDSzCsU15JCKcYFKIrmv3IGNDnKSV4sUNA=' 
WHERE 
  key_id = '2a8ba6ea01bf36ee20c75dd4955c4c1a729c91be64e1e0f944ccefd832fcdf66' 
  AND (
    token = 't+qMuFKAfwDSzCsU15JCKcYFKIrmv3IGNDnKSV4sUNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )